Unauthorized use or distribution of materials without express and written consent of the owners/authors is strictly prohibited. Making photocopies, distribution, and use in classroom is perfectly fine. Examples and links may be used as long as clear and direct reference to the site and original authors is clearly established.

Unauthorized use or distribution of materials without express and written consent of the owners/authors is strictly prohibited. Making photocopies, distribution, and use in classroom is perfectly fine. Examples and links may be used as long as clear and direct reference to the site and original authors is clearly established.